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Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 6 (Q.No. 43)
Communication Systems
43.
A remote control for TV uses
LED in receiver and photodiode in transmitter
LED in transmitter and photodiode in receiver
LED in both transmitter and receiver
Photodiode in both transmitter and receiver
Answer: Option
Explanation:

Infrared LED transmits the pulse. At receiver photo diode converts infrared signals into electrical signals.

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